Submission #1306507

#	Time	Username	Problem	Language	Result	Execution time	Memory
1306507		denchik_23	Knapsack (NOI18_knapsack)	C++20	12 / 100	1 ms	572 KiB

knapsack

#include <bits/stdc++.h>
using namespace std;

int main() {
    long long s, n; cin >> s >> n;
    vector<long long> w(n+1), p(n+1),k(n+1);
    for (long long i = 1; i <= n; i++) {
        cin >> p[i] >> w[i] >> k[i];
    }

    vector<vector<long long>> dp(n+1, vector<long long>(s+1, -INT_MAX));
    for (long long i = 0; i <= s; i++) {
        dp[0][i] = 0;
    }
    for (long long i = 1; i <= n; i++) {
        for (long long c = 1; c <= s; ++c) {
            dp[i][c] = dp[i-1][c];
            for (long long l = min(k[i], c / w[i]); l >= 1; --l) {
                dp[i][c] = max(dp[i][c], dp[i-1][c - l * w[i]] + l * p[i]);
            }
        }
    }
    cout << *std::max_element(dp.back().begin(), dp.back().end()) << endl;
    return 0;
}

• Subtask 1: 12 / 12
• Subtask 2: 0 / 17
• Subtask 3: 0 / 20
• Subtask 4: 0 / 24
• Subtask 5: 0 / 27